Finding the Fourth Proportional to 7,975,819.44, 11,006,574.84 and 4,354,147.44
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Solution
The fourth proportional to 7,975,819.44, 11,006,574.84 and 4,354,147.44 is: 6,008,692.90
Step by Step Solution
- Step 1: Write the proportion equation
7,975,819.44 : 11,006,574.84 = 4,354,147.44 : x - Step 2: Convert to fraction form
7,975,819.44/11,006,574.84 = 4,354,147.44/x - Step 3: Cross multiply
7,975,819.44x = 11,006,574.84 × 4,354,147.44 - Step 4: Simplify right side
7,975,819.44x = 47,924,249,662,754.41 - Step 5: Solve for x
x = 47,924,249,662,754.41/7,975,819.44 - Step 6: Final answer
x = 6,008,692.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.